158980640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 472469760

約数和(自身を除く): 313489120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 160, 179, 182, 208, 224, 244, 260, 280, 305, 358, 364, 416, 427, 455, 488, 520, 560, 610, 716, 728, 793, 854, 895, 910, 976, 1040, 1120, 1220, 1253, 1432, 1456, 1586, 1708, 1790, 1820, 1952, 2080, 2135, 2327, 2440, 2506, 2864, 2912, 3172, 3416, 3580, 3640, 3965, 4270, 4654, 4880, 5012, 5551, 5728, 6265, 6344, 6832, 7160, 7280, 7930, 8540, 9308, 9760, 10024, 10919, 11102, 11635, 12530, 12688, 13664, 14320, 14560, 15860, 16289, 17080, 18616, 20048, 21838, 22204, 23270, 25060, 25376, 27755, 28640, 31720, 32578, 34160, 37232, 40096, 43676, 44408, 46540, 50120, 54595, 55510, 63440, 65156, 68320, 74464, 76433, 81445, 87352, 88816, 93080, 100240, 109190, 111020, 126880, 130312, 141947, 152866, 162890, 174704, 177632, 186160, 200480, 218380, 222040, 260624, 283894, 305732, 325780, 349408, 372320, 382165, 436760, 444080, 521248, 567788, 611464, 651560, 709735, 764330, 873520, 888160, 993629, 1135576, 1222928, 1303120, 1419470, 1528660, 1747040, 1987258, 2271152, 2445856, 2606240, 2838940, 3057320, 3974516, 4542304, 4968145, 5677880, 6114640, 7949032, 9936290, 11355760, 12229280, 15898064, 19872580, 22711520, 31796128, 39745160, 79490320, 158980640]

約数ペア:

[(1, 158980640), (2, 79490320), (4, 39745160), (5, 31796128), (7, 22711520), (8, 19872580), (10, 15898064), (13, 12229280), (14, 11355760), (16, 9936290), (20, 7949032), (26, 6114640), (28, 5677880), (32, 4968145), (35, 4542304), (40, 3974516), (52, 3057320), (56, 2838940), (61, 2606240), (65, 2445856), (70, 2271152), (80, 1987258), (91, 1747040), (104, 1528660), (112, 1419470), (122, 1303120), (130, 1222928), (140, 1135576), (160, 993629), (179, 888160), (182, 873520), (208, 764330), (224, 709735), (244, 651560), (260, 611464), (280, 567788), (305, 521248), (358, 444080), (364, 436760), (416, 382165), (427, 372320), (455, 349408), (488, 325780), (520, 305732), (560, 283894), (610, 260624), (716, 222040), (728, 218380), (793, 200480), (854, 186160), (895, 177632), (910, 174704), (976, 162890), (1040, 152866), (1120, 141947), (1220, 130312), (1253, 126880), (1432, 111020), (1456, 109190), (1586, 100240), (1708, 93080), (1790, 88816), (1820, 87352), (1952, 81445), (2080, 76433), (2135, 74464), (2327, 68320), (2440, 65156), (2506, 63440), (2864, 55510), (2912, 54595), (3172, 50120), (3416, 46540), (3580, 44408), (3640, 43676), (3965, 40096), (4270, 37232), (4654, 34160), (4880, 32578), (5012, 31720), (5551, 28640), (5728, 27755), (6265, 25376), (6344, 25060), (6832, 23270), (7160, 22204), (7280, 21838), (7930, 20048), (8540, 18616), (9308, 17080), (9760, 16289), (10024, 15860), (10919, 14560), (11102, 14320), (11635, 13664), (12530, 12688)]